90244640

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:354

約数の個数: 96

約数和(自身を含む): 225348480

約数和(自身を除く): 135103840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 137, 160, 179, 184, 230, 274, 358, 368, 460, 548, 685, 716, 736, 895, 920, 1096, 1370, 1432, 1790, 1840, 2192, 2740, 2864, 3151, 3580, 3680, 4117, 4384, 5480, 5728, 6302, 7160, 8234, 10960, 12604, 14320, 15755, 16468, 20585, 21920, 24523, 25208, 28640, 31510, 32936, 41170, 49046, 50416, 63020, 65872, 82340, 98092, 100832, 122615, 126040, 131744, 164680, 196184, 245230, 252080, 329360, 392368, 490460, 504160, 564029, 658720, 784736, 980920, 1128058, 1961840, 2256116, 2820145, 3923680, 4512232, 5640290, 9024464, 11280580, 18048928, 22561160, 45122320, 90244640]

約数ペア:

[(1, 90244640), (2, 45122320), (4, 22561160), (5, 18048928), (8, 11280580), (10, 9024464), (16, 5640290), (20, 4512232), (23, 3923680), (32, 2820145), (40, 2256116), (46, 1961840), (80, 1128058), (92, 980920), (115, 784736), (137, 658720), (160, 564029), (179, 504160), (184, 490460), (230, 392368), (274, 329360), (358, 252080), (368, 245230), (460, 196184), (548, 164680), (685, 131744), (716, 126040), (736, 122615), (895, 100832), (920, 98092), (1096, 82340), (1370, 65872), (1432, 63020), (1790, 50416), (1840, 49046), (2192, 41170), (2740, 32936), (2864, 31510), (3151, 28640), (3580, 25208), (3680, 24523), (4117, 21920), (4384, 20585), (5480, 16468), (5728, 15755), (6302, 14320), (7160, 12604), (8234, 10960)]